Blizzard just announced in the live videostream that Starcraft: Ghost will have playable Zerg characters in the Multiplayer mode:
- Zergling
- Hydralisk
- Mutalisk
- Infested Terran
We will get you more details when it becomes available. This info came straight from Mike Morhaime—president of Blizzard Entertainment—in the live videostream held by WCRadio